Company lists · Data refreshed November 2026

Top 25 Ghg reporting consultants based in the United States

RevenueBase identified 62 company matches for ghg reporting consultants associated with the United States as of November 2026 and tracks 1,183 professional contacts across them, including 653 with verified work emails. New York is the largest hub.

This list covers company matches for ghg reporting consultants associated with the United States, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 6, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
62Companies
1,183Contacts tracked
653Verified emails
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The 25 largest ghg reporting consultants based in the United States

Ranked by team size
Top 25 of 62 company matches for ghg reporting consultants based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchAmsterdam, NY, United StatesHQ recorded Nov 6, 2026501-1,000566 contacts →

Exact match

“Organizations come to ACT when a climate target, regulatory requirement, or emissions challenge needs a solution.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchDenver, FL, United StatesHQ recorded Nov 6, 202611-5077 contacts →

Exact match

“Group14 Engineering is a Denver-based consulting firm committed to inspiring better buildings where people thrive.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchRaleigh, NC, United StatesHQ recorded Nov 6, 202651-20068 contacts →

Exact match

“Greenplaces helps businesses turn risk into a competitive advantage.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchWashington, DC, United StatesHQ recorded Nov 6, 2026501-1,00066 contacts →

Exact match

“We set the standards to measure and manage emissions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchNew York, NY, United StatesHQ recorded Nov 6, 202611-5049 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchSeattle, DC, United StatesHQ recorded Nov 6, 202611-5036 contacts →

Exact match

“The Greenhouse Gas Management Institute (GHGMI) was founded in response to the current and future need for qualified greenhouse gas (GHG) professionals.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchNew York, NY, United StatesHQ recorded Nov 6, 202611-5033 contacts →

Exact match

“Pioneers** in the fundamentals of greenhouse gas management, Agendi brings a team of multidisciplinary experts to develop and implement your climate and sustainability programs.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchTorrance, TX, United StatesHQ recorded Nov 6, 202611-5029 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchBurlington, ME, United StatesHQ recorded Nov 6, 202611-5021 contacts →

Exact match

“Cx Associates is a mission-driven engineering consulting firm founded in 1994, with offices in Burlington, VT and Portland, ME.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchNorth Lawrence, OH, United StatesHQ recorded Nov 6, 20261-1017 contacts →

Exact match

“Aster Global is a progressive leader in the development and provision of services within the international greenhouse gas (GHG) ecosystem services, carbon sequestration, and GHG…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchSan Mateo, CA, United StatesHQ recorded Nov 6, 202611-5017 contacts →

Exact match

“Sustainability can feel overwhelming.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchLexington, MA, United StatesHQ recorded Nov 6, 20261-1015 contacts →

Exact match

“Founded in 2009, A9 Green has worked diligently to help create more comfortable, energy efficient, and sustainable homes throughout Massachusetts and the Greater Boston Area.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchSheridan, WY, United StatesHQ recorded Nov 6, 202611-5013 contacts →

Exact match

“We are emissions compliance professionals who specialize in communications-driven emissions testing to help our partners in the oil & gas industries achieve their compliance goals.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchEl Segundo, CA, United StatesHQ recorded Nov 6, 202611-508 contacts →

Exact match

“Eyestone Environmental is a specialized environmental consulting firm known for technically sound environmental documentation for many of the most high-profile projects in…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchLos Angeles, CA, United StatesHQ recorded Nov 6, 20261-106 contacts →

Exact match

“Bespoke ESG gets companies through the sustainability work that has a deadline.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchNew York, NY, United StatesHQ recorded Nov 6, 20261-104 contacts →

Exact match

“We understand that calculating the carbon footprint of your products, services or operations is complex.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchBurlington, VT, United StatesHQ recorded Nov 6, 20261-103 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchRiverview, FL, United StatesHQ recorded Nov 6, 20261-103 contacts →

Exact match

“North Star Carbon & Impact is a cloud based carbon and sustainability management platform built by sustainability professionals, for sustainability professionals.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchResearch Triangle Park, NC, United StatesHQ recorded Nov 6, 20261-102 contacts →

Exact match

“Cventure is a privately-held firm specializing in climate change and sustainability services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchSt. Paul, MN, United StatesHQ recorded Nov 6, 20261-102 contacts →

Exact match

“Sustridge is a corporate sustainability and carbon advisory firm specializing in audit-ready greenhouse gas inventories and defensible ESG systems.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchArlington, VA, United StatesHQ recorded Nov 6, 202611-501 contacts →

Exact match

“ClearCarbon is a full-service carbon consulting firm dedicated to creating competitive advantage by specializing in carbon measurement, management, and monetization.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchBoalsburg, PA, United StatesHQ recorded Nov 6, 20261-101 contacts →

Exact match

“We can help your organization: Maintain accurate and insightful greenhouse gas inventories Chart science-based reduction targets and develop an actionable climate action plan.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchManchester, NH, United StatesHQ recorded Nov 6, 20261-101 contacts →

Exact match

“Transparency reporting doesn't have to be difficult but often times is.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchPetaluma, CA, United StatesHQ recorded Nov 6, 20261-101 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchFairfield, CT, United StatesHQ recorded Nov 6, 20261-101 contacts →

Exact match

“Reduce 2 is a sustainability assurance practice focused on Standards Writing, Carbon Footprint Calculating, Certifying companies and events to industry and international standards…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 62 ghg reporting consultants based in the United States

See the full list, filter by size, metro and specialty, and access 653 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Ghg reporting consultants based in the United States at a glance

As of Nov 6, 2026
55.2%Verified-email coverage
19.1Average contacts per company
1-10Median size (employees)
11.3%Largest-city concentration · New York
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
42
11-50
16
51-200
2
501-1,000
2

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 62 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with the United States whose business descriptions match “ghg reporting consultants” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every displayed company carries at least one verified work email. RevenueBase tracks 653 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on November 6, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “ghg reporting consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many ghg reporting consultants are there based in the United States?

RevenueBase identified 62 company matches for ghg reporting consultants associated with the United States as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

ACT Group tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most ghg reporting consultants?

New York leads with 7 company records, followed by Arlington (3) and Washington (3).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 653 professional contacts with verified work emails tracked across these 62 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 6, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.